Respiratory System

Given the following structures:
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation. 

• 1,2,3,4
• 2,3,1,4
• 2,1,3,4
• 4,2,3,1 

The trachea...

• extends from the nasal cavity to the bronchi
• is lined with cilia
• lies posterior to the esophagus
• is the passageway for food into the stomach

The passageway that is shared by both the digestive and respiratory system is the....

• larynx
• pharynx
• trachea
• nose

How do you know a person needs assistance if they are choking?

• They cannot cough

• They cannot speak

• They cannot breath

• all of these

Lung volume can be measured using Spirometer

• True

• false

Volume of air that can be forcibly inspired after a normal breath

• Expiratory Reserve Volume
• Inspiratory Reserve Volume

Volume of air forcibly expired after maximum inspiration in one breath

• Vital Capacity
• Total Lung Capacity

Volume of air that remains in the lungs after maximum expiration

• Residual Volume
• Expiratory capacity

What disease are you at risk of when you smoke?
• caused by damaged alveoli limiting gaseous exchange

• Chronic obstructive pulmonary disease (COPD)
• Chronic pulmonary disease (COPD)

Why do you need mucous membranes in the bronchioles?

• to help the food go down smoothly

• to stop the air irritating them

• to help air pass through

• to trap and remove foreign particles